DiskStation DS216+II

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DiskStation DS216+II

Efficient NAS ensuring data availability and high-quality video transcoding

Compact yet powerful shared storage solution

Equipped with a dual-core processor and AES-NI hardware encryption engine, DS216+II delivers blazingly fast file transfer speeds. DS216+II comes with a USB 3.0 port and USB copy button for fast and easy data transmission. Screwless drive trays with hot-swappable support allow easy installation and maintenance for 3.5" hard drives. Brightness-adjustable front LED supports schedule control, providing flexible LED settings to best suit your environment.

CPU

Intel® dual-core up to 2.48 GHz

Ultra Performance

Encrypted 113 MB/s reading and 112 MB/s writing performance

Encryption

AES-NI hardware encryption

Transcoding

4K Ultra HD video transcoding

Next-generation file system for better data protection

The Btrfs file system introduces advanced storage technologies and optimized snapshots to prevent data corruption and reduce maintenance overhead. While ensuring high-level data integrity, it also offers flexible, efficient data protection and recovery tools.

Flexible Shared Folder / User Quota System provides comprehensive quota control on user accounts and shared folders

Snapshot Replication provides schedulable and storage capacity-saving data protection with 1,024 shared folder backups and 65,000 system-wide snapshots

File- or folder-level data restoration accelerates data recovery, providing more flexibility for businesses

Automatic file self-healing detects and recovers corrupted files without user intervention

4K Multimedia Server

Access and stream your 4K media content anytime and anywhere. DS216+II supports 4K H.264/H.265 online transcoding via Video Station and DS video, allowing 4K videos to be converted and played on the fly on other computers, smartphones, and media players that originally do not support Ultra HD formats. Learn more

4K Multimedia Server

Access and stream your 4K media content anytime and anywhere. DS216+II supports 4K H.264/H.265 online transcoding via Video Station and DS video, allowing 4K videos to be converted and played on the fly on other computers, smartphones, and media players that originally do not support Ultra HD formats. Learn more

Synchronize files across your devices

Cloud Station Suite provides real-time data synchronization across all your devices, such as computers, mobile devices, and other Synology NAS whenever a file is modified. "Intelliversioning" keeps the most important file versions to better utilize storage space. Learn more

Cloud Station Sharesync

Cloud Station Drive

Cloud Station Sever

DS Cloud

Digital asset protection

Powered by Synology DiskStation Manager (DSM), Synology NAS offers advanced security measures to protect against sudden data loss and potential security holes. Learn more

Security Advisor

Analyzes system settings, password strength, network preferences and removes any possible malware.

AppArmor

A kernel-level enhancement that blocks malicious programs from accessing unauthorized system resources.

AES 256-bit encryption

Encrypt shared folders and network data transmission to keep data from unauthorized access.

2-step verification

Prevent others from logging into your DSM by generating a one-time password (OTP) on your mobile device.

Trust Level

Customize the trust level in Package Center to avoid installing packages from untrusted sources, safeguarding your NAS from unknown or tampered package files.

Easy file access with QuickConnect

Access files on your Synology NAS over the Internet without the hassle of setting up port forwarding rules, DDNS, or other complicated network settings. QuickConnect allows you to connect via a simple customizable address (e.g. https://customID.quickconnect.to), so that you can instantly access media and work files on any Windows/Mac/Linux computer, laptop, or mobile device without additional charge.

Powered by Synology DSM

Office

Collaborate together on spreadsheets and documents on your own private cloud.

Learn more

Surveillance Station

Complete surveillance solution for recording, monitoring, and management.

Learn more

File Server/Management

Powerful built-in file management and sharing services.

Learn more

DSM UI

Award-winning operating system with an intuitive user interface and powerful capabilities.

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Desktop Backup

Simplified backup solution for your Mac, PC, and mobile devices.

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Multimedia

Complete multimedia solution for management, streaming, and playback.

Learn more
  • 1 Status indicator
  • 2 LAN indicator
  • 3 Drive status indicator
  • 4 USB 3.0 port
  • 5 USB copy button
  • 6 Power button and indicator
  • 7 Fan
  • 8 USB 2.0 port
  • 9 Reset button
  • 10 eSATA port
  • 11 1GbE RJ-45 port
  • 12 Kensington Security Slot
  • 13 Power port
Hardware Specifications
CPU
CPU Model Intel Celeron N3060
CPU Architecture 64-bit
CPU Frequency Dual Core 1.6 burst up to 2.48 GHz
Hardware Encryption Engine (AES-NI)
Hardware Transcoding Engine H.264 (AVC), H.265 (HEVC), MPEG-2 and VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 30
Memory
System Memory 1 GB DDR3
Storage
Drive Bays 2
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Maximum Internal Raw Capacity 20 TB (10 TB drive x 2) (Capacity may vary by RAID types)
Maximum Single Volume Size 108 TB
Hot Swappable Drive
Notes
  • "Compatible drive type" indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
  • The maximum single volume size is not directly related to the maximum raw capacity. (Learn more)
External Ports
RJ-45 1GbE LAN Port 1
USB 2.0 Port 2
USB 3.0 Port 1
eSATA Port 1
USBCopy
File System
Internal Drives
  • Btrfs
  • EXT4
External Drives
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT*
Notes exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth) 165 mm x 108 mm x 233.2 mm
Weight 1.25 kg
Others
System Fan 92 mm x 92 mm x 1 pcs
Fan Speed Mode
  • Cool Mode
  • Quiet Mode
Wireless Support (dongle)
Brightness adjustable front LED indicators
Power Recovery
Noise Level* 18.2 dB(A)
Scheduled Power On/Off
Wake on LAN/WAN
Power Supply Unit / Adapter 60W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 17.40 W (Access)
7.40 W (HDD Hibernation)
British Thermal Unit 59.41 BTU/hr (Access)
25.27 BTU/hr (HDD Hibernation)
Environment Temperature
Operating Temperature 5°C to 40°C (40°F to 104°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification
  • FCC Class B
  • CE Class B
  • BSMI Class B
Warranty 2 Years
Notes
  • Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
DSM Specifications ( See more )
Storage Management
Maximum Internal Volume Number 256
Maximum iSCSI Target Number 32
Maximum iSCSI LUN 256
iSCSI LUN Clone/Snapshot, Windows ODX
Supported RAID Type
  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
RAID Migration Basic to RAID 1
Volume Expansion with Larger HDDs
  • Synology Hybrid RAID
  • RAID 1
Volume Expansion by Adding a HDD Synology Hybrid RAID
SSD Support
SSD TRIM
File Sharing Capacity
Maximum Local User Accounts 2048
Maximum Local Groups 256
Maximum Shared Folder 256
Maximum Shared Folder Sync Tasks 4
Maximum Concurrent CIFS/AFP/FTP Connections 256
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
Log Center
Syslog Events per Second 400
Add-on Packages (learn more about the complete add-on package list)
Antivirus by McAfee (Trial)
Central Management System
Chat
Maximum Users 200
Notes
  • The number of concurrent HTTP connections for Chat was configured to the maximum.
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
Cloud Station Server
Maximum Concurrent File Transfers 256
DDSM
Maximum DDSM Number (Licenses required) 1 (including 1 Free License) (Learn more)
Document Viewer
Download Station
Maximum Concurrent Download Tasks 80
exFAT Access (optional)
MailPlus / MailPlus Server
Free Email Accounts 5 (Licenses required for additional accounts)
Recommended MailPlus Client Number Up to 5 (Btrfs) / 5 (EXT4)
Maximum Server Performance 220,000 (Btrfs) / 216,000 (EXT4) emails per day, approx. 6.7 GB (Btrfs) / 6.6 GB (EXT4)
Notes
  • The CPU and RAM usages were both under 80% when testing recommended client numbers.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Read-write SSD cache was enabled in 5-bay (and above) NAS models with 2 SSDs units installed.
  • The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers.
  • Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).
Media Server
DLNA Certification
Office
Maximum Users 200
Maximum Simultaneous Editing Users 80
Notes
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
Snapshot Replication
Maximum Snapshots per Shared Folder 256
Maximum Snapshots of all Shared Folder 4096
Surveillance Station
Maximum IP cam (Licenses required) 25 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 750 FPS @ 720p (1280x720)
300 FPS @ 1080p (1920×1080)
160 FPS @ 3M (2048x1536)
100 FPS @ 5M (2591x1944)
Total FPS (MJPEG)* 300 FPS @ 720p (1280x720)
120 FPS @ 1080p (1920×1080)
90 FPS @ 3M (2048x1536)
60 FPS @ 5M (2591x1944)
Notes Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera.
Video Station
Video Transcoding 4K Group 1 (See more)
Maximum Transcoding Channel Number 1 channel, 30 FPS @ 4K (4096 x 2160), H.264 (AVC)/H.265 (HEVC) or 3 channel, 30 FPS @ 1080p (1920×1080), H.264 (AVC)/H.265 (HEVC)/MPEG-2/VC-1
VPN Server
Maximum Connections 20
Environment & Packaging
Environment RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Welcome Note X 1
  • Accessory Pack X 1
  • AC Power Adapter X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 1
Optional Accessories
  • Surveillance Device License Pack
  • VS360HD
General
Networking Protocols
  • CIFS
  • AFP
  • NFS
  • FTP
  • WebDAV
  • CalDAV
  • iSCSI
  • Telnet
  • SSH
  • SNMP
  • VPN (PPTP, OpenVPN)
Windows AD Domain Integration Domain Users login via Samba/AFP/FTP/File Station
HDD Management
  • HDD Hibernation
  • S.M.A.R.T.
  • Dynamic Bad Sector Mapping
Security
  • FTP over SSL/TLS
  • IP Auto-Block
  • Firewall
  • Encrypted Network Backup over Rsync
  • HTTPS Connection
Utilities Synology Assistant
Supported Clients
  • Windows 7 or above
  • Mac OS X 10.10 or above
Supported Browsers
  • Chrome
  • Firefox
  • Internet Explorer 9 or later
  • Safari 8 or later
  • Safari (iOS 7.0 or later on iPad)
  • Chrome (Android 4.0 on tablets)
Supported Language English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, 日本語, 한국어, 繁體中文, 简体中文
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